:root {
    --glass-bg: rgba(15, 15, 26, 0.8);
    --glass-border: rgba(255, 255, 255, 0.08);
    --horizon-purple: #8b5cf6;
    --button-gradient: linear-gradient(90deg, #2196f3, #ff00ff);
    --button-hover-gradient: linear-gradient(90deg, #1e88e5, #d500f9);
    --glow-shadow: 0 0 15px rgba(255, 0, 255, 0.5);
    --text-primary: #ffffff;
    --text-secondary: #b0b0b0;
}

.navbar {
    background: var(--glass-bg);
    border-bottom: 1px solid var(--glass-border);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    height: 60px;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    backdrop-filter: blur(20px);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.nav-brand {
    display: flex;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.nav-logo:hover {
    text-decoration: none;
}

.nav-logo-img {
    height: 40px;
    width: 40px;
    object-fit: contain;
    display: block;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    color: var(--text-primary);
    text-decoration: none;
    font-weight: 500;
    font-size: 0.9rem;
    padding: 0.5rem 1rem;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
    white-space: nowrap;
}

.nav-link:hover {
    color: var(--horizon-purple);
    background: rgba(139, 92, 246, 0.1);
    text-decoration: none;
}

.nav-link.active {
    color: var(--horizon-purple);
    background: rgba(139, 92, 246, 0.15);
}

.nav-auth {
    display: flex;
    align-items: center;
    gap: 1rem;
}

#auth-buttons {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    opacity: 0;
    visibility: hidden;
    transition: width 0.2s ease, opacity 0.2s ease, visibility 0.2s ease;
    will-change: width, opacity;
}

#auth-buttons.ready {
    opacity: 1;
    visibility: visible;
    width: auto;
    min-width: 40px;
}

#login-btn {
    white-space: nowrap;
    width: auto;
    min-width: 40px;
    padding: 0.5rem 1rem;
    font-size: 0.85rem;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.bar {
    width: 25px;
    height: 3px;
    background: var(--horizon-purple);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.nav-toggle.active .bar:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active .bar:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active .bar:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -6px);
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem;
    border: none;
    border-radius: 12px;
    font-weight: 500;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    position: relative;
    overflow: hidden;
    font-family: inherit;
    background: transparent;
    color: var(--text-primary);
}

.btn-outline:hover {
    background: transparent;
    color: var(--horizon-purple);
    transform: scale(1.1);
}

.lang-selector {
    position: relative;
}

#lang-btn {
    font-size: 1.2rem;
    line-height: 1;
    padding: 0.5rem;
}

.lang-flag-img {
    width: 20px;
    height: 12px;
    display: block;
    object-fit: contain;
}

.lang-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 0.5rem;
    min-width: 140px;
    backdrop-filter: blur(20px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1001;
}

.lang-selector.active .lang-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.lang-option {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.75rem 1rem;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: left;
    font-family: inherit;
}

.lang-option:hover {
    background: rgba(139, 92, 246, 0.1);
    color: var(--horizon-purple);
    }
    
.lang-option .lang-flag-img {
    width: 20px;
    height: 12px;
    display: block;
    object-fit: contain;
    }
    
.lang-option .lang-text {
    flex: 1;
}

.help-modal-content {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 1.5rem;
    max-width: 320px;
    width: 100%;
    backdrop-filter: blur(20px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

.help-modal-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
}

.help-header-icon {
    width: 40px;
    height: 40px;
    background: var(--button-gradient);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: white;
}

.help-header-text h4 {
    color: var(--text-primary);
    font-size: 1.1rem;
    font-weight: 600;
    margin: 0 0 0.25rem 0;
}

.help-subtitle {
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.help-close-btn {
    margin-left: auto;
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.25rem;
    cursor: pointer;
    padding: 0.5rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.help-close-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.help-steps {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.help-step {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    transition: all 0.3s ease;
}

.help-step:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--horizon-purple);
}

.help-step-number {
    width: 32px;
    height: 32px;
    background: var(--button-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 0.9rem;
    flex-shrink: 0;
}

.help-step-content {
    flex: 1;
}

.help-step-title {
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 0.25rem;
}

.help-step-desc {
    color: var(--text-secondary);
    font-size: 0.85rem;
    line-height: 1.5;
}

.help-action {
    text-align: center;
}

.user-menu {
    position: relative;
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.user-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0;
    background: none;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    font-family: inherit;
    width: 100%;
    height: 100%;
    justify-content: center;
}

.user-btn:hover {
    transform: scale(1.05);
}

.user-avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    object-fit: cover;
    transition: all 0.3s ease;
}

.user-arrow {
    font-size: 0.7rem;
    color: var(--text-secondary);
    transition: transform 0.3s ease;
}

.user-menu.active .user-arrow {
    transform: rotate(180deg);
}

.user-dropdown {
    position: absolute;
    top: calc(100% + 0.5rem);
    right: 0;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 0.5rem;
    min-width: 180px;
    backdrop-filter: blur(20px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all 0.3s ease;
    z-index: 1001;
}

.user-menu.active .user-dropdown,
.user-dropdown.active {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.user-dropdown-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    width: 100%;
    padding: 0.75rem 1rem;
    background: transparent;
    border: none;
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    font-family: inherit;
}

.user-dropdown-item:hover {
    background: rgba(139, 92, 246, 0.1);
    color: var(--horizon-purple);
}

.user-dropdown-item i {
    width: 16px;
    text-align: center;
}


@media (max-width: 768px) {
    .nav-container {
        padding: 0 1rem;
}

    .nav-menu {
        display: none;
        flex-direction: column;
        gap: 0;
        background: var(--glass-bg);
        position: absolute;
        top: 60px;
        left: 0;
        right: 0;
        padding: 0.5rem 1rem;
        border-bottom: 1px solid var(--glass-border);
        z-index: 999;
}

    .nav-menu.open {
        display: flex;
    }
    
    .nav-toggle {
        display: flex;
}

    .lang-dropdown {
        right: auto;
        left: 0;
    }
    
    .user-dropdown {
        right: 0;
        left: auto;
    }
}